This lot includes 5 SS03XL laptop batteries designed for HP EliteBook 840 G5/G6, 730, and 735 models. Each battery has a capacity of 50Wh, a voltage of 11.55V, and is made with Li-Ion technology. These black batteries are compatible with the specified HP EliteBook models and are a reliable replacement for ensuring extended use of your laptop. Made in China, these batteries are ideal for those looking to keep their HP EliteBook powered up for an extended period of time.